SOLUTION: For what values of x are the following expressions defined?
a)the root of x squared + 1
I have the answer and it says x can be all real numbers but I don't know why??
Can
Algebra.Com
Question 786078: For what values of x are the following expressions defined?
a)the root of x squared + 1
I have the answer and it says x can be all real numbers but I don't know why??
Can you please help me?
Thank you very much!
Answer by Cromlix(4381) (Show Source): You can put this solution on YOUR website!
x can be all real numbers as
you will never produce a negative value under
the square root(even with negative values
of x)
Hope this helps.
:-)
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